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Finding the Third Proportional to 202,134.75 and 445,283.50

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Solution

The third proportional to 202,134.75 and 445,283.50 is: 980,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,134.75 : 445,283.50 = 445,283.50 : x
  2. Step 2: Convert to fraction form
    202,134.75/445,283.50 = 445,283.50/x
  3. Step 3: Cross multiply
    202,134.75x = 445,283.50 × 445,283.50
  4. Step 4: Simplify right side
    202,134.75x = 198,277,395,372.25
  5. Step 5: Solve for x
    x = 198,277,395,372.25/202,134.75
  6. Step 6: Final answer
    x = 980,916.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.